Related Questions

The capacity of induced draft fan compared to forced draft fan in a boiler is
A Same
B More
C Less
D Less or more depending on size of boiler
The main advantage of forced draft over natural draft is that
A Combustion of fuel is complete
B Smaller height chimney can be used
C Furnace control is easier
D All of the above
All good athletes wants to win, and all athletes who want to win eat a well balanced diet : therefore, all athletes who do not eat a well balanced diet are bad athletes. Which of the following, if true, would most weaken the assumptions of the argument above?
A Sara wants to win, but she is not a good athlete.
B All the players of the national cricket team eat a well balanced diet.
C No athlete who does not eat a well balanced diet wants to win.
D Karim, the star cricketer, does not eat a well balanced diet, but he is a good athlete
Which of the following is a natural draft furnace?
A Blast furnace stoves
B Power plant boilers
C Sintering furnace
D None of these
Which furnace employs natural draft?
A Coke oven
B Boiler
C Rotary kilns
D L.D. converter
A balanced draught boiler furnace employs __________ draught fan.
A Induced
B Forced
C Both A & B
D Neither A nor B
Which furnace employs an I.D. fan for the removal of flue gases from the furnace?
A Coke oven
B Blast furnace stoves
C Beehive coke oven
D High pressure boiler
Black smoke coming out of the chimney of a furnace is an indication of the use of __________ in the furnace.
A Low amount of excess combustion air
B Large quantity of excess combustion air
C Hydrocarbon fuel
D Pulverised coal as fuel
The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace.
A Arc
B Resistance
C Low frequency induction
D High frequency induction
An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace.
A Resistance
B Arc
C Low frequency induction
D None of these

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